The 3.14.x branch of MySource Matrix went stable with the release of version 3.14.0 last Monday (7th May). The upgrade guide from 3.12.x to 3.14.0 is available from the MySource Matrix site under " Resources > Upgrading" .
New Features
- Java 6 Compatibility for Asset Map
[*]WYSIWYG: Starting ABBR Tag Works in IE